CN209937609U - Modified polypropylene wire drawing forming die - Google Patents
Modified polypropylene wire drawing forming die Download PDFInfo
- Publication number
- CN209937609U CN209937609U CN201920022743.7U CN201920022743U CN209937609U CN 209937609 U CN209937609 U CN 209937609U CN 201920022743 U CN201920022743 U CN 201920022743U CN 209937609 U CN209937609 U CN 209937609U
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- Prior art keywords
- ring
- seat
- ring seat
- ring body
- forming
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- Expired - Fee Related
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- 238000005491 wire drawing Methods 0.000 title claims abstract description 28
- -1 polypropylene Polymers 0.000 title claims abstract description 16
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 15
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims 3
- 238000007493 shaping process Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 31
- 239000000243 solution Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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Abstract
The utility model provides a modified polypropylene wire drawing forming die, which comprises a fixed seat and an internal mold arranged in the fixed seat, wherein the fixed seat comprises a ring seat with an annular structure, a first ring body is fixedly arranged at the inner bottom of the ring seat, the internal mold comprises a cylinder body and a second ring body arranged at the top of the cylinder body, the cylinder body is matched with the shape of the inner wall of the ring seat and is fixedly connected with the inner wall of the ring seat in a threaded manner, the bottom of the cylinder body is propped against the top surface of the first ring body, the bottom surface of the second ring body is propped against the top surface of the ring seat; at least two groups of radiating hole groups are arranged on the side wall of the ring seat, each radiating hole group comprises a plurality of radiating holes penetrating through the side wall of the ring seat, a plurality of vertically arranged radiating grooves are arranged between any two adjacent radiating holes in the same radiating hole group, and the radiating grooves penetrate through the upper end surface and the lower end surface of the ring seat; the structure is novel, and the combined structure is adopted, so that the maintenance or the replacement can be carried out, and the cost is reduced; and can provide good heat dispersion, accelerate the heat dissipation, accelerate the shaping speed, improve production efficiency.
Description
Technical Field
The utility model relates to a wire drawing forming die field, more specifically relates to a modified polypropylene wire drawing forming die.
Background
The wire drawing forming die is one of dies, and metal or plastic is drawn out from a small port through the change of the aperture from large to small so as to form a wire; the existing wire drawing forming die is simple in structure and mostly of an integrated structure, but if part of the structure is damaged, the whole die cannot be normally used and cannot be maintained or replaced; and the existing mould has the defects of poor heat dissipation performance, inconvenience in wire drawing, cooling and forming, low efficiency, damage to the mould due to continuous high temperature, and untimely heat dissipation, so that the service life of the mould can be shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a modified polypropylene drawing forming die which has a novel structure, adopts a combined structure, can be maintained or replaced and reduces the cost; and can provide good heat dispersion, accelerate the heat dissipation, accelerate the shaping speed, improve production efficiency.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a modified polypropylene wire drawing forming die, which comprises a fixed seat and an inner die arranged in the fixed seat, wherein the fixed seat comprises a ring seat with an annular structure, a first ring body is fixedly arranged at the inner bottom of the ring seat, the first ring body and the ring seat are of an integral structure, and the inner ring wall of the ring seat is provided with threads; the inner die comprises a cylinder and a second ring body arranged at the top of the cylinder, the cylinder is matched with the shape of the inner wall of the ring seat and is fixedly connected with the inner wall of the ring seat in a threaded manner, the bottom of the cylinder is abutted against the top surface of the first ring body, the bottom surface of the second ring body is abutted against the top surface of the ring seat, a forming wire drawing hole is arranged in the cylinder, the diameter of one end, far away from the first ring body, of the forming wire drawing hole is larger than that of the other end of the forming wire drawing hole, and the diameter of one end, close to the first ring body, of the forming wire drawing hole is smaller than that;
at least two groups of radiating hole groups are arranged on the side wall of the ring seat, each radiating hole group comprises a plurality of radiating holes penetrating through the side wall of the ring seat, the plurality of radiating holes are distributed in a circumferential array around the axis of the ring seat, and the radiating holes on the two radiating hole groups are in one-to-one correspondence; and a plurality of vertically arranged radiating grooves are formed between any two adjacent radiating holes in the same radiating hole group, and the radiating grooves penetrate through the upper end surface and the lower end surface of the ring seat.
The utility model discloses in the technical scheme of preferred, each the downthehole heat conduction post that has the graphite alkene to make that all fills of radiating hole.
In the preferred technical solution of the present invention, the top surface of the ring seat is provided with a plurality of threaded holes, and the threaded holes are distributed in a circumferential array around the axis of the ring seat; a plurality of arc-shaped slotted holes are formed in the second ring body, and the distance from the arc-shaped slotted holes to the axis of the second ring body is equal to the distance from the threaded holes to the axis of the ring seat; the second ring body is fixedly connected with the top surface of the ring seat through screws.
In the preferred technical solution of the present invention, a first ring groove and a second ring groove are concavely disposed on the top surface of the first ring body, the diameter of the first ring groove is smaller than that of the second ring groove, the first ring groove is close to the inner ring edge of the first ring body, and the circle centers of the first ring groove and the second ring groove are coincident and are located on the axis of the first ring body; and sealing rings are arranged in the first annular groove and the second annular groove.
The utility model discloses among the technical scheme of preferred, shaping wire drawing hole is including the injection section and the shaping section that communicate each other, shaping section interior everywhere aperture equals, the injection section with the opening diameter that the shaping section meets the department with the aperture of shaping section equals, the aperture of injection section is towards keeping away from shaping section direction crescent.
The utility model has the advantages that:
the utility model provides a modified polypropylene wire drawing forming die which has novel structure, the fixed seat and the inner die are fixedly connected through screws, and a combined structure is adopted, so that the die can be maintained or replaced, and the cost is reduced; the heat dissipation holes and the heat dissipation grooves arranged on the fixing seat can provide good heat dissipation performance for the inner mold, so that heat dissipation is accelerated, the forming speed is increased, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a drawing forming die for modified polypropylene provided in an embodiment of the present invention;
fig. 2 is a top view of a fixing base provided in an embodiment of the present invention;
fig. 3 is a top view of an inner mold provided in an embodiment of the present invention.
In the figure:
100. a fixed seat; 110. a ring seat; 111. a threaded hole; 120. a first ring body; 121. a first annular groove; 122. a second annular groove; 130. heat dissipation holes; 140. a heat sink; 150. a heat-conducting column; 160. a seal ring; 200. an inner mold; 210. a cylinder; 220. a second ring body; 221. an arc-shaped slot; 230. forming a wire drawing hole; 231. an injection section; 232. and (5) forming a section.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, the embodiment of the present invention discloses a modified polypropylene drawing forming mold, which includes a fixing base 100 and an inner mold 200 disposed in the fixing base 100, wherein the fixing base 100 includes a ring base 110 having an annular structure, a first ring body 120 is fixedly disposed at the bottom inside the ring base 110, the first ring body 120 and the ring base 110 are integrated, and an inner annular wall of the ring base 110 is provided with a thread; the inner mold 200 comprises a cylinder 210 and a second ring body 220 arranged at the top of the cylinder 210, the cylinder 210 is matched with the inner wall of the ring seat 110 in shape and is fixedly connected with the inner wall of the ring seat 110 in a threaded manner, the bottom of the cylinder 210 is abutted against the top surface of the first ring body 120, the bottom surface of the second ring body 220 is abutted against the top surface of the ring seat 110, a forming wire drawing hole 230 is arranged in the cylinder 210, the diameter of one end, away from the first ring body 120, of the forming wire drawing hole 230 is larger than that of the other end, and the diameter of one end, close to the first ring body 120, of the forming wire drawing hole 230 is smaller than that of the inner ring of the first ring body 120;
at least two groups of heat dissipation hole groups are arranged on the side wall of the ring seat 110, each heat dissipation hole group comprises a plurality of heat dissipation holes 130 penetrating through the side wall of the ring seat, the plurality of heat dissipation holes 130 are distributed in a circumferential array around the axis of the ring seat 110, and the heat dissipation holes 130 on the two heat dissipation hole groups correspond to each other one by one; a plurality of vertically arranged heat dissipation grooves 140 are arranged between any two adjacent heat dissipation holes 130 in the same heat dissipation hole group, and the heat dissipation grooves 140 penetrate through the upper end surface and the lower end surface of the ring seat 110.
The modified polypropylene wire drawing forming die is novel in structure, the fixed seat 100 and the inner die 200 are fixedly connected through screws, and a combined structure is adopted, so that maintenance or replacement can be performed, and the cost is reduced; the heat dissipation holes 130 and the heat dissipation grooves 140 formed in the fixing base 100 can provide the inner mold 200 with good heat dissipation performance, accelerate heat dissipation, accelerate molding speed, and improve production efficiency.
Further, each of the heat dissipation holes 130 is filled with a heat conduction column 150 made of graphene; the arrangement of the heat-conducting columns 150 can further enhance the heat dissipation effect of the heat dissipation holes 130, and the graphene has excellent heat-conducting performance, so that the heat-conducting columns 150 made of the graphene can effectively enhance the heat dissipation performance.
Further, as shown in fig. 2 and 3, a plurality of threaded holes 111 are formed in the top surface of the ring seat 110, and the threaded holes 111 are distributed in a circumferential array around the axis of the ring seat 110; a plurality of arc-shaped slotted holes 221 are formed in the second ring body 220, and the distance from the arc-shaped slotted holes 221 to the axis of the second ring body 220 is equal to the distance from the threaded holes 111 to the axis of the ring seat 110; the second ring body 220 is fixedly connected with the top surface of the ring seat 110 through screws; the structural design can further strengthen the connection between the ring seat 110 and the inner mold 200, and ensure sufficient connection strength.
Furthermore, a first annular groove 121 and a second annular groove 122 are concavely arranged on the top surface of the first ring body 120, the diameter of the first annular groove 121 is smaller than that of the second annular groove 122, the first annular groove 121 is close to the inner ring edge of the first ring body 120, and the circle centers of the first annular groove 121 and the second annular groove 122 are overlapped and are located on the axis of the first ring body 120; sealing rings 160 are arranged in the first annular groove 121 and the second annular groove 122; the design of the sealing ring 160 can prevent a molten material from penetrating into a gap between the inner mold 200 and the first ring body 120, thereby preventing the cooled material from adhering to the inner mold 200 and the fixing seat 100, and avoiding increasing the difficulty in detaching the inner mold 200 and the fixing seat 100.
Further, the forming wire drawing hole 230 comprises an injection section 231 and a forming section 232 which are communicated with each other, the hole diameters of all the positions in the forming section 232 are equal, the opening diameter of the connecting part of the injection section 231 and the forming section 232 is equal to the hole diameter of the forming section 232, and the hole diameter of the injection section 231 is gradually increased towards the direction far away from the forming section 232; the structural design is more conventional structural design of the existing wire drawing forming die, and aims to shorten the forming time and ensure the forming effect.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (5)
1. A modified polypropylene wire drawing forming die is characterized in that:
the inner die structure comprises a fixed seat (100) and an inner die (200) arranged in the fixed seat (100), wherein the fixed seat (100) comprises a ring seat (110) with an annular structure, a first ring body (120) is fixedly arranged at the bottom inside the ring seat (110), the first ring body (120) and the ring seat (110) are of an integral structure, and the inner annular wall of the ring seat (110) is provided with threads; the inner die (200) comprises a cylinder (210) and a second ring body (220) arranged at the top of the cylinder (210), the cylinder (210) is matched with the inner wall of the ring seat (110) in shape and is fixedly connected with the inner wall of the ring seat (110) in a threaded manner, the bottom of the cylinder (210) is abutted against the top surface of the first ring body (120), the bottom surface of the second ring body (220) is abutted against the top surface of the ring seat (110), a forming wire drawing hole (230) is arranged in the cylinder (210), the diameter of one end, far away from the first ring body (120), of the forming wire drawing hole (230) is larger than that of the other end of the forming wire drawing hole, and the diameter of one end, close to the first ring body (120), of the forming wire drawing hole (230) is smaller than that of the inner ring of the;
at least two groups of radiating hole groups are arranged on the side wall of the ring seat (110), each radiating hole group comprises a plurality of radiating holes (130) penetrating through the side wall of the ring seat, the plurality of radiating holes (130) are distributed in a circumferential array around the axis of the ring seat (110), and the radiating holes (130) on the two radiating hole groups are in one-to-one correspondence; a plurality of vertically arranged heat dissipation grooves (140) are arranged between any two adjacent heat dissipation holes (130) in the same heat dissipation hole group, and the heat dissipation grooves (140) penetrate through the upper end face and the lower end face of the ring seat (110).
2. The drawing and forming die for modified polypropylene according to claim 1, wherein:
and heat conducting columns (150) made of graphene are filled in the heat dissipation holes (130).
3. The drawing and forming die for modified polypropylene according to claim 1, wherein:
the top surface of the ring seat (110) is provided with a plurality of threaded holes (111), and the threaded holes (111) are distributed in a circumferential array around the axis of the ring seat (110); a plurality of arc-shaped slotted holes (221) are formed in the second ring body (220), and the distance from the arc-shaped slotted holes (221) to the axis of the second ring body (220) is equal to the distance from the threaded holes (111) to the axis of the ring base (110); the second ring body (220) is fixedly connected with the top surface of the ring seat (110) through screws.
4. The drawing and forming die for modified polypropylene according to claim 1, wherein:
a first annular groove (121) and a second annular groove (122) are concavely arranged on the top surface of the first ring body (120), the diameter of the first annular groove (121) is smaller than that of the second annular groove (122), the first annular groove (121) is close to the inner ring edge of the first ring body (120), and the circle centers of the first annular groove (121) and the second annular groove (122) are superposed and are positioned on the axis of the first ring body (120); and sealing rings (160) are arranged in the first annular groove (121) and the second annular groove (122).
5. The drawing and forming die for modified polypropylene according to claim 1, wherein:
the forming wire drawing hole (230) comprises an injection section (231) and a forming section (232) which are communicated with each other, the pore diameters of all the positions in the forming section (232) are equal, the diameter of an opening at the joint of the injection section (231) and the forming section (232) is equal to the pore diameter of the forming section (232), and the pore diameter of the injection section (231) is gradually increased towards the direction far away from the forming section (232).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920022743.7U CN209937609U (en) | 2019-01-08 | 2019-01-08 | Modified polypropylene wire drawing forming die |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920022743.7U CN209937609U (en) | 2019-01-08 | 2019-01-08 | Modified polypropylene wire drawing forming die |
Publications (1)
Publication Number | Publication Date |
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CN209937609U true CN209937609U (en) | 2020-01-14 |
Family
ID=69120831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920022743.7U Expired - Fee Related CN209937609U (en) | 2019-01-08 | 2019-01-08 | Modified polypropylene wire drawing forming die |
Country Status (1)
Country | Link |
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CN (1) | CN209937609U (en) |
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2019
- 2019-01-08 CN CN201920022743.7U patent/CN209937609U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |